-
Notifications
You must be signed in to change notification settings - Fork 4
Expand file tree
/
Copy pathFactoryCommonImplementation.cpp
More file actions
127 lines (120 loc) · 5.12 KB
/
FactoryCommonImplementation.cpp
File metadata and controls
127 lines (120 loc) · 5.12 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
/*
* Copyright (c) 2017 Spotify AB.
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
#include "FactoryCommonImplementation.h"
#include "DecoderFLACImplementation.h"
#include "DecoderMidiImplementation.h"
#include "DecoderOggImplementation.h"
#include "DecoderSpeexImplementation.h"
#include "DecoderWavImplementation.h"
namespace nativeformat {
namespace decoder {
FactoryCommonImplementation::FactoryCommonImplementation(
std::shared_ptr<DataProviderFactory> &data_provider_factory)
: _data_provider_factory(data_provider_factory),
_extensions_to_types({{NF_DECODER_MIME_TYPE_AUDIO_OGG, std::regex(".*\\.ogg|.*\\.opus")},
{NF_DECODER_MIME_TYPE_WAV, std::regex(".*\\.wav")},
{NF_DECODER_MIME_TYPE_FLAC, std::regex(".*\\.flac")},
{NF_DECODER_MIME_TYPE_MIDI, std::regex("midi\\:.*")},
{NF_DECODER_MIME_TYPE_SPEEX, std::regex(".*\\.spx")}}) {}
FactoryCommonImplementation::~FactoryCommonImplementation() {}
void FactoryCommonImplementation::createDecoder(
const std::string &path,
const std::string &mime_type,
const CREATE_DECODER_CALLBACK create_decoder_callback,
const ERROR_DECODER_CALLBACK error_decoder_callback,
double samplerate,
int channels) {
std::string mime_type_check = mime_type;
if (mime_type_check.empty()) {
for (auto it = _extensions_to_types.begin(); it != _extensions_to_types.end(); ++it) {
auto &ext = it->second;
if (std::regex_match(path, ext)) {
mime_type_check = it->first;
break;
}
}
}
if (NF_DECODER_OGG_MIME_TYPES.find(mime_type_check) != NF_DECODER_OGG_MIME_TYPES.end()) {
_data_provider_factory->createDataProvider(
path,
[create_decoder_callback,
error_decoder_callback](std::shared_ptr<DataProvider> data_provider) {
createDecoder<DecoderOggImplementation>(
data_provider, create_decoder_callback, error_decoder_callback);
},
error_decoder_callback);
return;
} else if (NF_DECODER_WAV_MIME_TYPES.find(mime_type_check) != NF_DECODER_WAV_MIME_TYPES.end()) {
_data_provider_factory->createDataProvider(
path,
[create_decoder_callback,
error_decoder_callback](std::shared_ptr<DataProvider> data_provider) {
createDecoder<DecoderWavImplementation>(
data_provider, create_decoder_callback, error_decoder_callback);
},
error_decoder_callback);
return;
} else if (NF_DECODER_FLAC_MIME_TYPES.find(mime_type_check) != NF_DECODER_FLAC_MIME_TYPES.end()) {
_data_provider_factory->createDataProvider(
path,
[create_decoder_callback,
error_decoder_callback](std::shared_ptr<DataProvider> data_provider) {
createDecoder<DecoderFLACImplementation>(
data_provider, create_decoder_callback, error_decoder_callback);
},
error_decoder_callback);
return;
} else if (NF_DECODER_MIDI_MIME_TYPES.find(mime_type_check) != NF_DECODER_MIDI_MIME_TYPES.end()) {
auto decoder = std::make_shared<DecoderMidiImplementation>(path);
decoder->load(error_decoder_callback, [decoder, create_decoder_callback](bool success) {
create_decoder_callback(success ? decoder : nullptr);
});
return;
} else if (NF_DECODER_SPEEX_MIME_TYPES.find(mime_type_check) !=
NF_DECODER_SPEEX_MIME_TYPES.end()) {
_data_provider_factory->createDataProvider(
path,
[create_decoder_callback,
error_decoder_callback](std::shared_ptr<DataProvider> data_provider) {
createDecoder<DecoderSpeexImplementation>(
data_provider, create_decoder_callback, error_decoder_callback);
},
error_decoder_callback);
return;
}
create_decoder_callback(nullptr);
}
template <typename DecoderType>
void FactoryCommonImplementation::createDecoder(
std::shared_ptr<DataProvider> data_provider,
const CREATE_DECODER_CALLBACK create_decoder_callback,
const ERROR_DECODER_CALLBACK error_decoder_callback) {
if (!data_provider) {
create_decoder_callback(nullptr);
return;
}
std::shared_ptr<DecoderType> decoder = std::make_shared<DecoderType>(data_provider);
decoder->load(error_decoder_callback, [decoder, create_decoder_callback](bool success) {
create_decoder_callback(success ? decoder : nullptr);
});
}
} // namespace decoder
} // namespace nativeformat